<template>
  <view class="cart-container" v-if="cart.length !== 0">
    <my-address></my-address>
    <view class="cart-title">
      <!-- 左侧的图标 -->
      <uni-icons type="shop" size="18"></uni-icons>
      <!-- 描述文本 -->
      <text class="cart-title-text">购物车</text>
    </view>
    <!-- 商品列表区域 -->
    <uni-swipe-action>
      <block v-for="(goods, i) in cart" :key="i">
        <uni-swipe-action-item :right-options="options" @click="swipeActionClickHandler(goods)">
          <my-goods :goods="goods" :show-radio="true" @radio-change="radioChangeHandler" :showNum="true" @num-change="numberChangeHandler"></my-goods>
        </uni-swipe-action-item>
      </block>
    </uni-swipe-action>
    <my-settle></my-settle>
  </view>
   <view class="empty-cart" v-else>
      <image src="/static/cart_empty@2x.png" class="empty-img"></image>
      <text class="tip-text">空空如也~</text>
    </view>
</template>

<script>
import badgeMix from '@/mixins/tabbar-badge.js';
import { mapState, mapMutations } from 'vuex';
export default {
  computed: {
    ...mapState('m_cart', ['cart'])
  },
  data() {
    return {
      options: [
        {
          text: '删除', // 显示的文本内容
          style: {
            backgroundColor: '#C00000' // 按钮的背景颜色
          }
        }
      ]
    };
  },
  mixins: [badgeMix],
  methods: {
    ...mapMutations('m_cart', ['updateGoodsState', 'updateGoodsCount','removeGoodsById']),
    radioChangeHandler(e) {
      this.updateGoodsState(e);
    },
    numberChangeHandler(e) {
      this.updateGoodsCount(e);
    },
    swipeActionClickHandler(goods){
      this.removeGoodsById(goods.goods_id)
    }
  }
};
</script>

<style lang="scss">
.cart-title {
  height: 40px;
  display: flex;
  align-items: center;
  font-size: 14px;
  padding-left: 5px;
  border-bottom: 1px solid #efefef;
  .cart-title-text {
    margin-left: 10px;
  }
}
.cart-container{
  padding-bottom: 50px;
  }
  .empty-cart {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 150px;
  
    .empty-img {
      width: 90px;
      height: 90px;
    }
  
    .tip-text {
      font-size: 12px;
      color: gray;
      margin-top: 15px;
    }
  }
</style>
